SUM and JOIN 2 columns with different tables but it duplicates results

  • Good day!

    Need help re SUM and JOIN 2 columns with different tables but it duplicates results

    here's the sample data tables;

    Transfer Shipment table;

    Loc Code   -   Item No   -   Description   -   Description2   -   Variant Code   -   Qty

    Location1       Item01         Active                Black                   Variant01             1

    Location1       Item01         Active                Black                   Variant01             2

    Location1       Item01         Active                Black                   Variant02             1

    Location1       Item01         Active                Black                   Variant02             1

    Sales Entry table;

    Loc Code   -   Item No   -   Variant Code   -   Qty

    Location1       Item01          Variant01            -1

    Location1       Item01          Variant01            -1

    SUM and JOIN (the sql query result should be like this)

    Loc Code - Item No - Description   -   Description2   -   Variant Code   -Transfer(Qty) - Sales(Qty)  -   Total

    Location1       Item01         Active         Black                   Variant01             3                      -2                   1

    Location1       Item01         Active         Black                   Variant02             2                       0                   2

    here's my sql query code

    SELECT
    MAX([BBI$Transfer Shipment Line].[Transfer-to Code]) AS [Loc Code]
    ,MAX([BBI$Transfer Shipment Line].[Item No_])
    ,MAX([BBI$Transfer Shipment Line].[Description])
    ,MAX([BBI$Transfer Shipment Line].[Description 2])
    ,MAX([BBI$Transfer Shipment Line].[Variant Code])
    ,SUM([BBI$Transfer Shipment Line].[Quantity]) AS [Transfer Order]
    ,COALESCE(SUM(coalesce([BBI$Trans_ Sales Entry].[Quantity],0)),0) AS [Sales Entry]
    ,SUM([BBI$Transfer Shipment Line].[Quantity])+COALESCE(SUM(coalesce([BBI$Trans_ Sales Entry].[Quantity],0)),0) AS Total
    FROM [BBI$Transfer Shipment Line]
    LEFT JOIN [BBI$Trans_ Sales Entry]
    ON [BBI$Transfer Shipment Line].[Transfer-to Code]=[BBI$Trans_ Sales Entry].[Store No_] AND
    [BBI$Transfer Shipment Line].[Item No_]=[BBI$Trans_ Sales Entry].[Item No_] AND
    [BBI$Transfer Shipment Line].[Variant Code]=[BBI$Trans_ Sales Entry].[Variant Code]
    WHERE
    [BBI$Transfer Shipment Line].[Transfer-to Code]='LOCATION1' AND
    [BBI$Transfer Shipment Line].[Item No_]='ITEM01' AND
    [BBI$Transfer Shipment Line].[Variant Code]='VARIANT01'
    GROUP BY
    [BBI$Transfer Shipment Line].[Transfer-to Code]
    ,[BBI$Transfer Shipment Line].[Item No_]
    ,[BBI$Transfer Shipment Line].[Variant Code]

    but the sql query duplicates result;

    Loc Code - Item No - Description   -   Description2   -   Variant Code   -Transfer(Qty) - Sales(Qty)  -   Total

    Location1       Item01         Active         Black                   Variant01                    9                      -6                   3

    Thank you.

    • This topic was modified 3 years, 8 months ago by  glennyboy.
  • You will need to summarise the transfers and sales before joining them, the duplicate lines for each transfer and sale is the issue here as the join is producing a exploded product.

     

    CREATE TABLE #TransferShipment 
    (LocCode VARCHAR(50), ItemNo VARCHAR(50), Description VARCHAR(50), Description2 VARCHAR(50), VariantCode VARCHAR(50), Qty INT)
    INSERT INTO [#TransferShipment]
    VALUES
    ('Location1','Item01','Active','Black','Variant01',1),
    ('Location1','Item01','Active','Black','Variant01',2),
    ('Location1','Item01','Active','Black','Variant02',1),
    ('Location1','Item01','Active','Black','Variant02',1)

    CREATE TABLE #SalesEntry
    (LocCode VARCHAR(50), ItemNo VARCHAR(50), VariantCode VARCHAR(50), Qty INT)
    INSERT INTO [#SalesEntry]
    VALUES
    ('Location1','Item01','Variant01',-1),
    ('Location1','Item01','Variant01',-1)

    ;WITH SumarisedTransfers AS
    (
    SELECT
    LocCode,
    ItemNo,
    Description,
    Description2,
    VariantCode,
    SUM(Qty) AS TransferQty
    FROM
    [#TransferShipment]
    GROUP BY
    LocCode,
    ItemNo,
    Description,
    Description2,
    VariantCode
    ),
    SumarisedSales AS
    (
    SELECT
    LocCode,
    ItemNo,
    VariantCode,
    SUM(Qty) AS SalesQty
    FROM
    [#SalesEntry]
    GROUP BY
    [LocCode],
    [ItemNo],
    VariantCode
    )
    SELECT ST.*, ISNULL(SS.[SalesQty],0) AS SalesQty, ST.[TransferQty]-ISNULL(SS.[SalesQty],0) AS Total FROM [SumarisedTransfers] ST
    LEFT JOIN [SumarisedSales] SS
    ON [SS].[LocCode] = [ST].[LocCode]
    AND [SS].[ItemNo] = [ST].[ItemNo]
    AND [SS].[VariantCode] = [ST].[VariantCode]

    DROP TABLE #TransferShipment
    DROP TABLE #SalesEntry
  • thank you very much for your help

    btw;

    how can i not include the  "0" (zero) from Total result

    Thank you again

  • Add

    WHERE SS.SalesQty <> 0

    to Anthony's query.

  • thank you very much scott arendt

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